<?php
$servername = "127.0.0.1";
$username = "root";
$password = "";
$dbname = "bbs";

// 创建连接
$conn = new mysqli($servername, $username, $password, $dbname);
$conn->query("set names utf8");
/* 检测连接
if ($conn->connect_error) {
    die("连接失败: " . $conn->connect_error);
} 
echo "连接成功";
 */
 $conn->query("set names utf8");
?>